SSB 6343
In CommitteeSenate
Atmospheric river/tax relief
Providing tax relief to Washington residents impacted by the atmospheric river and winter weather event.
This status may be delayed. See Action History below for the latest updates.
How does a bill become law?
- Introduced: The bill is filed and assigned a number.
- Committee: A subject-matter committee holds hearings, takes public testimony, and decides whether to advance the bill.
- Floor Vote: The full chamber (House or Senate) debates and votes on the bill.
- Opposite Chamber: The bill repeats the committee and floor vote process in the other chamber.
- Governor: The Governor reviews the bill and decides whether to sign or veto it.
- Signed: The bill has been signed into law.
AI Analysis
This bill provides tax relief to Washington residents affected by the December 2025 atmospheric river and winter weather event. It allows for reductions in property tax assessments for damaged homes and exemptions or reimbursements for sales taxes on repair and replacement costs for eligible restoration work.
- Property owners whose homes were damaged or destroyed in a natural disaster (e.g., the December 2025 atmospheric river event) in a governor- or county-declared disaster area can have their property’s assessed value reduced to reflect the loss in value.
- Property taxes for the year of damage are reduced (abated) proportionally based on the value loss and number of days remaining in the year; any overpaid taxes must be refunded.
- A three-year exemption from property tax on the value of improvements (e.g., repairs or replacements) to qualifying single-family homes damaged in the disaster, up to the amount of the value reduction.
- A sales tax exemption (via a remittance/reimbursement system) on materials, labor, and services used in eligible flood restoration projects in federally declared disaster areas.
- Applications for the property tax exemption on improvements must be submitted by October 1, 2026, for projects started after December 1, 2025, and by June 30, 2031, for other projects.
- The sales tax exemption applies only to projects in areas covered by a federal major disaster declaration and expires on July 1, 2031.
Who is affected
- Homeowners in disaster-declared areas — Homeowners whose single-family homes were damaged or destroyed by the December 2025 atmospheric river event in areas declared disaster zones may receive property tax relief and exemptions on repair/replacement costs.
- Contractors and construction/service providers — Contractors and suppliers providing materials or labor for flood restoration projects in disaster areas may benefit from sales tax exemptions on qualifying purchases, though they must first pay the tax and then apply for reimbursement.
- County assessors and local government staff — County assessors will process applications for property value reductions and exemption requests, and must verify eligibility and document decisions.
- Washington Department of Revenue — The Washington Department of Revenue will administer sales tax exemption claims, review applications, conduct audits, and issue quarterly reimbursements.
Pro/Con Analysis
Stronger case for benefits
Potential Benefits (5)
Immediate property tax abatement and refund for damaged homes directly reduce the fiscal burden on households that have already suffered significant asset loss — especially valuable for fixed-income seniors and low-income owners who cannot absorb unexpected tax spikes after losing equity.
FinancialPeopleRef: Sec. 1(1), (2)The sales tax exemption on restoration materials and labor significantly lowers the out-of-pocket cost of repairs — a critical relief for households without full insurance coverage, helping prevent displacement or long-term occupancy in unsafe conditions.
HousingPeopleRef: Sec. 2, Sec. 3The three-year exemption on the value of improvements prevents the *reassessment* of increased property values post-repair, avoiding a future property tax spike that would otherwise penalize homeowners for rebuilding — thus stabilizing long-term housing affordability for qualifying owners.
HousingPeopleRef: Sec. 1(7)(a), (b)Allowing transfers to relatives (by blood, marriage, or adoption) preserves eligibility for intergenerational or familial succession — helping families keep homes in the family after disasters, rather than forcing sale to strangers or loss to foreclosure.
HousingPeopleRef: Sec. 1(7)(f)(ii)(C)By tying eligibility to federal major disaster declarations, the bill ensures consistent, objective verification of damage zones — reducing disputes and administrative discretion, and aligning state relief with existing federal disaster response frameworks.
Local GovernmentLean peopleRef: Sec. 1(7)(f)(ii)(A)
Potential Concerns (5)
The property tax abatement and exemption for improvements are limited to single-family dwellings and require the owner to have owned the property at the time of damage — excluding multi-family renters, mobile home owners not on owned land, and those who inherited or purchased damaged property after the event, even if they now reside there.
FinancialPeopleRef: Sec. 1(1), (2), (7)(b)Contractors and suppliers must pay full sales tax upfront and wait for quarterly reimbursements, creating cash-flow strain for small firms — especially those without lines of credit — potentially delaying repairs or pricing out smaller local vendors who cannot absorb the delay.
Business & EmploymentLean peopleRef: Sec. 2(2)(c), Sec. 2(3)(c)County assessors and auditors face increased administrative burden to verify disaster declarations, ownership continuity, and improvement eligibility — costs that are not fully reimbursed by the state, straining local budgets and potentially slowing processing times.
Local GovernmentLean peopleRef: Sec. 1(7)(c)(iii)The sales tax exemption applies only to *materials and labor* for restoration, not to emergency shelter, temporary housing, or non-construction services (e.g., mold remediation, debris removal not tied to structural repair), limiting immediate relief for vulnerable households needing urgent shelter or health-safety interventions.
Public SafetyRef: Sec. 2(1), Sec. 3(1)The October 1, 2026 deadline for applications only applies to projects *started* after December 1, 2025 — but many low-income or elderly homeowners may not begin repairs until 2027 due to insurance delays, permitting, or financial constraints, rendering them ineligible.
HousingLean peopleRef: Sec. 1(7)(c)(iii)
Who Is Most Affected
Low- and moderate-income homeowners in disaster zones benefit significantly — especially those without full insurance coverage — as the bill directly reduces repair costs and prevents tax penalties for rebuilding. However, renters, mobile home owners, and those who bought after the event are excluded.
Small contractors and local suppliers benefit from reduced tax liability on qualifying work, but face cash-flow strain due to upfront tax payments and delayed reimbursements — larger firms with credit access are less affected.
Counties face increased workload verifying eligibility and processing exemptions without full state reimbursement, straining local budgets — though the standardized federal declaration criteria reduce subjectivity and disputes.
The Department of Revenue gains new administrative responsibilities (audit, reimbursement processing), but the program’s time-limited scope and clear eligibility criteria reduce long-term burden — though it diverts staff from other priorities.
Relatives of original owners (e.g., adult children inheriting or co-owning damaged homes) benefit from expanded eligibility, but unrelated co-owners, tenants, and mobile home park residents are excluded — reinforcing existing housing insecurity for vulnerable renters.